[PATCH] D146946: [RISCV][MC] Add support for experimental zicond extension

[Alex Bradbury via Phabricator via cfe-commits]

asb created this revision.
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This patch adds the basic MC layer support for Zicond, based on 1.0-rc1 <https://github.com/riscv/riscv-zicond/releases/tag/v1.0-rc1>. As with other extensions, if there are additional changes between release candidates without incrementing the version number we won't be able to reflect that in the version number. I believe we've previously decided this is not a problem for extensions still considered experimental (i.e. not yet ratified).


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D146946

Files:
  clang/test/Preprocessor/riscv-target-features.c
  llvm/docs/RISCVUsage.rst
  llvm/docs/ReleaseNotes.rst
  llvm/lib/Support/RISCVISAInfo.cpp
  llvm/lib/Target/RISCV/RISCVFeatures.td
  llvm/lib/Target/RISCV/RISCVInstrInfo.td
  llvm/lib/Target/RISCV/RISCVInstrInfoZicond.td
  llvm/test/CodeGen/RISCV/attributes.ll
  llvm/test/MC/RISCV/attribute-arch.s
  llvm/test/MC/RISCV/rv32zicond-invalid.s
  llvm/test/MC/RISCV/rv32zicond-valid.s

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